The phrase "allows a comparison of" is correct and usable in written English.
You can use it when discussing the capability of something to facilitate a comparison between two or more items, concepts, or data sets.
Example: "The new software allows a comparison of different algorithms to determine which one performs best under various conditions."
Alternatives: "facilitates a comparison of" or "enables a comparison of".
Organized geographically, the show allows a comparison of illumination styles in England, Italy, Spain and other countries and regions.
Applying this technique to the candidates for president allows a comparison of the closest matches.
This also allows a comparison of (national) logistics systems between retailers.
The model allows a comparison of apixaban against currently available treatment options, including: warfarin, aspirin, dabigatran, rivaroxaban, and aspirin + clopidogrel.
However, Fig. 15 allows a comparison of the achievable rate with different sequence design approaches for an equal MTx.
This paper presents a framework that allows a comparison of building actual performance and expected performance in real time.
Figure 2 allows a comparison of the attenuation characteristics at the open marine waters of Helgoland (North Sea) and the near-shore waters of Hiddensee Baltic Seaa).
This allows a comparison of the luminescence emission properties of Y2O3 phosphor particles codoped with different concentrations of Eu3+ and Dy3+ activators.
Presenting two designs allows a comparison of global, system level, and local component level fault detection methods with special emphasis on their relevance to aircraft industry.
The extrapolated model constructed from sea-surface height and sea-surface temperature using the sea-surface temperature as predictor allows a comparison of non-simultaneous multi-mission data.
This procedure allows a comparison of reminisced items from one group with the forgotten and consistent items from another group, because the time of the original production is the same for reminisced, forgotten, and consistent details.
